Finding the Fourth Proportional to 362,887.76, 544,270.20 and 110,107.28
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Solution
The fourth proportional to 362,887.76, 544,270.20 and 110,107.28 is: 165,142.28
Step by Step Solution
- Step 1: Write the proportion equation
362,887.76 : 544,270.20 = 110,107.28 : x - Step 2: Convert to fraction form
362,887.76/544,270.20 = 110,107.28/x - Step 3: Cross multiply
362,887.76x = 544,270.20 × 110,107.28 - Step 4: Simplify right side
362,887.76x = 59,928,111,307.06 - Step 5: Solve for x
x = 59,928,111,307.06/362,887.76 - Step 6: Final answer
x = 165,142.28
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.